xref: /aosp_15_r20/external/webrtc/media/engine/fake_webrtc_video_engine.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1 /*
2  *  Copyright (c) 2010 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef MEDIA_ENGINE_FAKE_WEBRTC_VIDEO_ENGINE_H_
12 #define MEDIA_ENGINE_FAKE_WEBRTC_VIDEO_ENGINE_H_
13 
14 #include <stddef.h>
15 #include <stdint.h>
16 
17 #include <memory>
18 #include <string>
19 #include <vector>
20 
21 #include "api/fec_controller_override.h"
22 #include "api/video/encoded_image.h"
23 #include "api/video/video_bitrate_allocation.h"
24 #include "api/video/video_frame.h"
25 #include "api/video_codecs/sdp_video_format.h"
26 #include "api/video_codecs/video_codec.h"
27 #include "api/video_codecs/video_decoder.h"
28 #include "api/video_codecs/video_decoder_factory.h"
29 #include "api/video_codecs/video_encoder.h"
30 #include "api/video_codecs/video_encoder_factory.h"
31 #include "modules/video_coding/include/video_codec_interface.h"
32 #include "rtc_base/event.h"
33 #include "rtc_base/synchronization/mutex.h"
34 #include "rtc_base/thread_annotations.h"
35 
36 namespace cricket {
37 
38 class FakeWebRtcVideoDecoderFactory;
39 class FakeWebRtcVideoEncoderFactory;
40 
41 // Fake class for mocking out webrtc::VideoDecoder
42 class FakeWebRtcVideoDecoder : public webrtc::VideoDecoder {
43  public:
44   explicit FakeWebRtcVideoDecoder(FakeWebRtcVideoDecoderFactory* factory);
45   ~FakeWebRtcVideoDecoder();
46 
47   bool Configure(const Settings& settings) override;
48   int32_t Decode(const webrtc::EncodedImage&, bool, int64_t) override;
49   int32_t RegisterDecodeCompleteCallback(
50       webrtc::DecodedImageCallback*) override;
51   int32_t Release() override;
52 
53   int GetNumFramesReceived() const;
54 
55  private:
56   int num_frames_received_;
57   FakeWebRtcVideoDecoderFactory* factory_;
58 };
59 
60 // Fake class for mocking out webrtc::VideoDecoderFactory.
61 class FakeWebRtcVideoDecoderFactory : public webrtc::VideoDecoderFactory {
62  public:
63   FakeWebRtcVideoDecoderFactory();
64 
65   std::vector<webrtc::SdpVideoFormat> GetSupportedFormats() const override;
66   std::unique_ptr<webrtc::VideoDecoder> CreateVideoDecoder(
67       const webrtc::SdpVideoFormat& format) override;
68 
69   void DecoderDestroyed(FakeWebRtcVideoDecoder* decoder);
70   void AddSupportedVideoCodecType(const std::string& name);
71   int GetNumCreatedDecoders();
72   const std::vector<FakeWebRtcVideoDecoder*>& decoders();
73 
74  private:
75   std::vector<webrtc::SdpVideoFormat> supported_codec_formats_;
76   std::vector<FakeWebRtcVideoDecoder*> decoders_;
77   int num_created_decoders_;
78 };
79 
80 // Fake class for mocking out webrtc::VideoEnoder
81 class FakeWebRtcVideoEncoder : public webrtc::VideoEncoder {
82  public:
83   explicit FakeWebRtcVideoEncoder(FakeWebRtcVideoEncoderFactory* factory);
84   ~FakeWebRtcVideoEncoder();
85 
86   void SetFecControllerOverride(
87       webrtc::FecControllerOverride* fec_controller_override) override;
88   int32_t InitEncode(const webrtc::VideoCodec* codecSettings,
89                      const VideoEncoder::Settings& settings) override;
90   int32_t Encode(
91       const webrtc::VideoFrame& inputImage,
92       const std::vector<webrtc::VideoFrameType>* frame_types) override;
93   int32_t RegisterEncodeCompleteCallback(
94       webrtc::EncodedImageCallback* callback) override;
95   int32_t Release() override;
96   void SetRates(const RateControlParameters& parameters) override;
97   webrtc::VideoEncoder::EncoderInfo GetEncoderInfo() const override;
98 
99   bool WaitForInitEncode();
100   webrtc::VideoCodec GetCodecSettings();
101   int GetNumEncodedFrames();
102 
103  private:
104   webrtc::Mutex mutex_;
105   rtc::Event init_encode_event_;
106   int num_frames_encoded_ RTC_GUARDED_BY(mutex_);
107   webrtc::VideoCodec codec_settings_ RTC_GUARDED_BY(mutex_);
108   FakeWebRtcVideoEncoderFactory* factory_;
109 };
110 
111 // Fake class for mocking out webrtc::VideoEncoderFactory.
112 class FakeWebRtcVideoEncoderFactory : public webrtc::VideoEncoderFactory {
113  public:
114   FakeWebRtcVideoEncoderFactory();
115 
116   std::vector<webrtc::SdpVideoFormat> GetSupportedFormats() const override;
117   std::unique_ptr<webrtc::VideoEncoder> CreateVideoEncoder(
118       const webrtc::SdpVideoFormat& format) override;
119 
120   bool WaitForCreatedVideoEncoders(int num_encoders);
121   void EncoderDestroyed(FakeWebRtcVideoEncoder* encoder);
122   void set_encoders_have_internal_sources(bool internal_source);
123   void AddSupportedVideoCodec(const webrtc::SdpVideoFormat& format);
124   void AddSupportedVideoCodecType(const std::string& name);
125   int GetNumCreatedEncoders();
126   const std::vector<FakeWebRtcVideoEncoder*> encoders();
127 
128  private:
129   webrtc::Mutex mutex_;
130   rtc::Event created_video_encoder_event_;
131   std::vector<webrtc::SdpVideoFormat> formats_;
132   std::vector<FakeWebRtcVideoEncoder*> encoders_ RTC_GUARDED_BY(mutex_);
133   int num_created_encoders_ RTC_GUARDED_BY(mutex_);
134   bool vp8_factory_mode_;
135 };
136 
137 }  // namespace cricket
138 
139 #endif  // MEDIA_ENGINE_FAKE_WEBRTC_VIDEO_ENGINE_H_
140